Module Bluetooth HC-05 Serial Original High Quality module Support Arduino , ESP8266, STM32, dll. Ada 2 pilihan varian chip untuk produk ini Grade A : Chip BC417 (Original) HC-05 Specifications Serial Bluetooth module for Arduino and other microcontrollers Vcc : 4V to 6V (Typically +5V) Oprt Current: 30mA Works with Serial communication (USART) and TTL compatible Follows IEEE 802.15.1 standardized protocol Uses Frequency-Hopping Spread spectrum (FHSS) Can operate in Master, Slave or Master/Slave mode Supported baud rate: 9600,19200,38400,57600,115200,230400,460800. HC-05 Default Settings Default Bluetooth Name: #39; #39; #34;HC-05 #39; #39; #39; Default Password: 1234 or 0000 Default Communication: Slave Default Mode: Data Mode Data Mode Baud Rate: 9600, 8, N, 1 Command Mode Baud Rate: 38400, 8, N, 1 Default firmware: LINVOR